Welcoming Ushpizot with Ushpizin

According to the 13th-century, mystical Sefer HaZohar (The Book of Splendor):

“When you sit in the sukkah, the ‘canopy of faith,’ the Shechinah, the Divine Presence, spreads Her wings over you … and ushpizin (righteous guests) join you as well. Rejoice each and every day of the festival together with these honored guests …”